Portable gas grill



FIG. 1 is a top perspective view of a portable gas grill showing my newdesign;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a side elevation view thereof;

FIG. 4 is a side elevation view of the opposite side of FIG. 3;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a rear elevation view thereof.

The details shown in broken lines form no part of the claimed design.

The ornamental design for a portable gas grill, as shown and described.